State PCS PYQPrelims 2025

UPPCS · प्रश्न 140

Which of the following pairs (Acid - Found in) is/are NOT correctly matched? 1. Lactic acid - Curd 2. Tartaric acid - Grapes 3. Acetic acid - Potato Select the correct answer using the code given below.

  1. Only 3
  2. Only 1
  3. 1 and 2
  4. 2 and 3
उत्तर देखें और व्याख्या

उत्तर: (A) Only 3

व्याख्या

Acetic acid is found in vinegar, not potato; lactic acid (curd) and tartaric acid (grapes, tamarind) are correct.